17 research outputs found

    Pendeteksian Gangguan Radio pada Band UHF yang Terpantau di Kota Makassar

    Get PDF
    Gangguan frekuensi oleh sinyal dari sumber transmisi frekuensi radio lainnya saat ini sudah semakin kerap terjadi khususnya di kota Makassar. Polusi frekuensi sudah semakin meningkat sejalan dengan semakin podatnya penggunaan spektrum frekuensi radio untuk berbagai keperluan. Penelitian ini bertujuan untuk mengamati dan mendeteksi gangguan sinyal radio yang mempengaruhi perfomansi/kualitas sinyal radio. Spektrum frekuensi yang akan dijadikan objek pengamatan dibatasi dalam rentang frekuensi 700 MHz sampai 950 MHz. Lokasi pengamatan di kota Makassar dengan bekerjasama Kantor Balai Monitor Frekuensi Radio Kelas II Makassar di Kabupaten Gowa, Sulawesi Selatan.Pendeteksian sinyal radio menggunakan peralatan VNA (Vector Network Analyzer) dan SPA (Signal specrum Analyzer). Kedua peralatan tersebut membedakan perfomansi sinyal radio terhadap sumber gangguan, apakah gangguan terjadi berasal dari alam atau manusia. Hasil penelitian adalah pola sinyal yang menunjukkan perfomansi/kualitas sinyal radio akibat adanya gangguan radio dalam rentang frekuensi 800 MHz hingga 950 MHz. Pendeteksian ini dapat dimanfaatkan oleh Balai Monitor Spektrum Frekuensi Radio Kelas II wilayah Makassar untuk memprediksi berat atau ringannya gangguan yang terjadi pada gelombang radio dalam beberapa tahun mendatang sehingga dapat meminimalkan terjadinya gangguan dan menangani gangguan dengan segera. Diharapkan hasil penelitian ini dapat menjadi naskah akademik bagi Kementerian Komunikasi dan Informatikan Republik Indonesia dalam membuat berbagai kebijakan dan aturan terkait dengan masalah penanggulangan Radio Frequency Interference (RFI) di Indonesia

    VISUALISASI TOPOGRAFI BTS (BASE TRANSCEIVER STATION)

    Get PDF
    VISUALISASI TOPOGRAFI BTS (BASE TRANSCEIVER STATION

    PERANCANGAN BAND PASS FILTER (BPF) METODE HAIRPIN BERBASIS MICROSTRIP PADA FREKUENSI 2,4 GHz

    Get PDF
    PERANCANGAN BAND PASS FILTER (BPF) METODE HAIRPIN BERBASIS MICROSTRIP PADA FREKUENSI 2,4 GH

    PERANCANGAN DATABASE GANGGUAN RADIO PADA PITA FREKUENSI SELULER DI KOTA MAKASSAR

    Get PDF
    The purpose of this study is to map the performance of signal transmission to radio interference that occurs incellular frequency bands (800 MHz - 2,1 GHz). Signal transmission performance is influenced by various variables,including air humidity, rainfall, weather, wind vortex, solar radiation, and physical barriers such as trees, buildings,mountains, hills, and so on. The way of radio communication on cellular bands is line of sight (LOS) where thetransmitter and receiver towers 'see' each other which there is no physical barrier between radio transmitters and receivers.Monitoring of radio interference will be carried out in the area of Makassar City. This research method is to measurebandwidth in cellular frequency bands in the range of 800 MHz to 2.1 GHz. Bandwidth measurement consist ofnecessary bandwidth and occupied bandwidth. The results of the study showed cellular signal performance that wasinterfered and was not interfered. Disturbances generally come from other transmitter radio interference. Summary ofmeasurement results data is applied using the xxam application. Measurement results include radio interference data from2014 to 2016

    PENINGKATAN PEMASARAN PRODUK PERTANIAN DI DUSUN LEKO, MAROS

    Get PDF
    Leko, Bontomarannu village, Maros regency. The problem faced is that the farmers are less prosperous, and thelack of knowledge and ability of the farmers in marketing their products, sometimes unsold and wasted. To overcomethese problems, community service activities are carried out in the form of counseling and training based on the conceptof integrated marketing mix consisting of product, promotion, price, and distribution aspect. To support this marketingcapability, training in the use of simple information technology is also given. Those counseling and training program hadbeen carried out and obtained outcomes in accordance with its objectives. The farmer group which were informal hasbecome a formal farmer group embryo that needs to be followed up so that it becomes a formal farmer group that haslegality for the purposes of developing its agricultural and marketing activitie

    PKM – PRODUKTIVITAS PUPUK ORGANIK DI DUSUN JAMBUA, MAROS

    Get PDF
    PKM – PRODUKTIVITAS PUPUK ORGANIK DI DUSUN JAMBUA, MARO

    BUDIDAYA TANAMAN HIDROPONIK DENGAN MENGGUNAKAN PUPUK ORGANIK DI DESA BONTOMARANNU, MAROS

    Get PDF
    BUDIDAYA TANAMAN HIDROPONIK DENGAN MENGGUNAKAN PUPUK ORGANIK DI DESA BONTOMARANNU, MARO
    corecore